function SystemConfig() {

	var clearPanel = {
						xtype: 'fieldset',
						margins:'5 5 5 5',
						title: '配置',
						layout : 'form',
						region:'center',
						items: [
								new Ext.form.CompositeField({ 
															    fieldLabel: 'CPU获取频率', 
																	anchor: '50%',
															    items: [ 
															    		
															        new Ext.form.TextField({ 
																		    name: 'my_field',
																		    value:'30', 
																		    width: 200,
																		    flex: 1 
																		  }),{
																				xtype: 'label',
																				style:'padding-top: 4px; ', 
																				text:'(秒)'
																			}
															         
															    ] 
								}),new Ext.form.CompositeField({ 
																	anchor: '50%',
															    fieldLabel: '内存获取频率', 
															    items: [ 
															    		
															        new Ext.form.TextField({ 
																		    name: 'my_field',
																		    value:'30', 
																		    width: 200, 
																		    flex: 1 
																		  }),{
																				xtype: 'label',
																				style:'padding-top: 4px; ', 
																				text:'(秒)'
																			}
															         
															    ] 
								}),new Ext.form.CompositeField({ 
																	anchor: '50%',
															    fieldLabel: '磁盘获取频率', 
															    items: [ 
															    		
															        new Ext.form.TextField({ 
																		    name: 'my_field',
																		    value:'30',  
																		    width: 200,
																		    flex: 1 
																		  }),{
																				xtype: 'label',
																				style:'padding-top: 4px; ', 
																				text:'(秒)'
																			}
															         
															    ] 
								}),{
									xtype: 'checkboxgroup',
									itemCls: 'x-check-group-alt',
									fieldLabel: '',
									columns: 4,
									anchor: '50%',
									items: [
										{
											xtype: 'button',
											name: 'save',
											id  : 'save',
											text: '保 存',
											anchor: '10%',
											handler : function() {
											
												
												
											}
										}
									]
								}
						]
					};



   
	var clear_datum = new Ext.Panel({
				frame : true,
				layout : 'border',
				bodyStyle: "background-color:#ffffff", 
				items : [clearPanel]
			})
			
			
	return clear_datum;

}
